It's several things: Atherosclerosis (hardening of the arteries) is a complex process. The majority of a plaque ("blockage") is made up of cholesterol and triglycerides that come packaged in ldl-cholesterol particles. Although we say ldl-cholesterol, there is triglyceride also. The plaque also contains many white blood cells which turn into immobile cells called foam cells. The plaque is an area of inflammation.
Answered 12/9/2013
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A doctor has provided 1 answer
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